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A136437 as a simple table

na(n)
10
21
33
41
55
67
711
813
917
105
117
1213
1317
1419
1523
1629
1735
1837
1943
2047
2149
2255
2359
2465
2573
2677
2779
2883
2985
3089
317
3211
3317
3419
3529
3631
3737
3843
3947
4053
4159
4261
4371
4473
4577
4679
4791
48103
49107
50109
51113
52119
53121
54131
55137
56143
57149
58151
59157
60161
61163
62173
63187
64191
65193
66197
67211
68217
69227
70229
71233
72239
73247

[0,1,3,1,5,7,11,13,17,5,7,13,17,19,23,29,35,37,43,
 47,49,55,59,65,73,77,79,83,85,89,7,11,17,19,29,31,
 37,43,47,53,59,61,71,73,77,79,91,103,107,109,113,
 119,121,131,137,143,149,151,157,161,163,173,187,
 191,193,197,211,217,227,229,233,239,247]